Fixed Q5

Question 1

What are the 3 considerations for Pontic Design?

Answer 1

Biologic

Esthetic

Mechanical

Question 2

What Pontic Design is concave?

Answer 2

Saddle Ridge Lap

Question 3

What are the 5 types of Pontic Designs?

Answer 3

Sanitary/hygienic

Saddle Ridge Lap

Modified Ridge lap

Ovate

Question 4

T/F

The tissue surface of pontics should be convex to allow for hygiene

Answer 4

True

Question 5

Pontic must be at lease ___ mm to bone

Answer 5

2 mm

Question 6

The receptor site for a Pontic must be ___mm to ___mm deep in Esthetic Areas

Answer 6

1mm

1.5mm

Question 7

How far should an Ovate Pontic extend into the extraction site on the day of extraction?

What should it be shortened to at 4 weeks?

Answer 7

2. 5mm

1. 5mm

Question 8

Where can a Sanitary/Hygeinic pontic be used?

What material is it?

Answer 8

Posterior Mandible

Metal

Question 9

A Conical Pontic is good in what teeth?

What materials (3) can be used?

Answer 9

Non-esthetic

All metal, metal-ceramic, all resin

Question 10

Advantage to Modified Ridge Lap?

What materials (3) can be used?

Answer 10

Good esthetics

Metal-ceramic, All-resin, All ceramic

Question 11

Advantage to Ovate Pontic?

What materials (3) can be used?

Answer 11

Good esthetics

Metal-ceramic, All-resin, All-ceramic

Question 12

Siebert Classification:

describes space between teeth in terms of BONE (actions of space after tooth removed)

Answer 12

Class I: Horizontal Loss

Class II: Vertical Loss

Clas III: Horizontal and Vertical loss

Question 13

In the case of Class I, II, or III bone loss, what can augment soft tissue deficiency?

Answer 13

Connective tissue graft

Question 14

What Pontic design combines the best features of hygienic and saddle designs, resulting in esthetics with easy cleaning?

Answer 14

Modified Ridge Lap

Question 15

The Modified Ridge Lap has a ___shaped area where the pontic touches the gingiva on the ___ side

Answer 15

T-shaped

Buccal

Question 16

T/F

The greater the convexity in a Pontic, the easier it is to clean

Answer 16

True

Question 17

What can be done to decrease shadow on the facial cervical of a Pontic?

Answer 17

re-countour

Question 18

What Pontic should be shaped as convex as possible all around?

Answer 18

Conical

Question 19

Where is the only point of contact in a Conical Pontic?

Answer 19

Center of residual ridge

Question 20

A conical design may be unsuitable for what kinds of residual ridges?

*food catcher

Answer 20

Broad

Question 21

What are the minimum Connector dimensions?

Answer 21

2mm height

3mm width

Question 22

Load carrying capacity of a Connector is proportional to what?

Answer 22

Height squared x width

Question 23

What rule do Zirconia FPD connectors have to follow?

Answer 23

Rule of 27

Question 24

What is the Rule of 27?

Answer 24

Zirconia

Height squared x width = AT LEAST 27

Question 25

Why is an extra appointment often necessary for a Metal-Ceramic FPD?

Answer 25

Extra soldering before porcelain stacked

Question 26

If you’re going to do extra soldering on a Meta-Ceramic (or all metal) FPD, what should be the Maximum gap distance after sectioning?

Answer 26

0.25mm

Question 27

If an additional solder is needed for a Pontic, what are the 2 steps after sectioning?

Answer 27

Verify marginal seat

Join with Duralay to capture new relationship

Question 28

When is the Pre-Solder done?

When is the Post-Solder done?

Answer 28

before ceramic is applied to framework

after ceramic is applied to framework